WebEndothermic or Exothermic?:A glass of water left out overnight evaporates. Endothermic because of evaporation. Endothermic or Exothermic?:A plant carries out photosynthesis Endothermic because photosynthesis absorbs energy Endothermic or Exothermic?: A tree grows. Endothermic because the tree is absorbing energy in order to grow WebMay 1, 2024 · Endothermic Explanation: Think of what happens at the molecular level -- the water molecules absorb heat, and eventually break their intermolecular forces to achieve the gas phase. Hence, the system takes in heat, which is the very definition of endothermic.
Which One Of The Following Is An Endothermic Process
WebQuestion: 1. Determine whether each process is exothermic or endothermic and indicate the sign of AH a. Natural gas burning on a stove b. Isopropyl alcohol evaporating from skin c. Water condensing from steam d. Dry ice evaporating e. A sparkler burning f. The reaction that occurs in a chemical cold pack used to ice athletic injuries. WebMar 29, 2024 · In chemistry, vaporization is defined as the transformation of a solid or liquid into gas. This is caused by either evaporation or boiling. Exothermic and endothermic reactions both cause some type of energy level differences. In an exothermic reaction, energy is released in the form of heat. city of flagstaff water bill payment
Is evaporation exothermic or endothermic? - Quora
WebIdentify each of the following processes as exothermic or endothermic. a. Freezing of water: H2O (l) ? H2O (s) b. Sublimation of ice: H2O (s) ? H2O (g) c. Combustion of ethanol (a fuel in many new gasoline formulations): CH3CH2OH (l) + 3O2 (g) ? 2CO2 (g) + 3H2O (g) d. Important hydrogen-powered automobile reaction: 2H2 + O2 ? 2H2O e. WebIt is endothermic because more energy is needed to break up the reactants versus the amount given off by the products Use the table to answer the question. Which compound is most likely to be held together by a covalent bond? NO Use the table of information about bond energies to answer the question. Which bond is more stable? H-f WebWhat is the Process of Evaporation? The phenomenon of evaporation is an endothermic process. It’s an endothermic process because the system needs the energy to break … do not open files in edge